Quiz submission record for quiz5-1-2 at Tue Jul 20 09:27:27 2004:

Your Answer for Question 1:
following the example,

c5= g4 + p4. c4
  =g4 + p4.g3 + p4.p3.g2 + p4.p3.p2.g1 + p4.p3.p2.p1.g0+   
   p4.p3.p2.p1.p0.c0

Your Answer for Question 2:
When ALUSrc is asserted, the second ALU operand is the 16bit immediate. when it is deasserted, the second operand  comes from the second register file output

Your Answer for Question 3:
X's represent 'dont-care's ie the output remains the same irrespective of what that input is.
eg: 0xx= 000, 001, 010, 011
    1X0= 100, 110
     1x1, 101, 111

so yes, the table is complete

The sum-of-products expression is

!(a) + a. !(c) = output


Your unique submission ID is quiz5-1-2-cs61c-aq-1090340847-2462.